NBA legend Shaquille O'Neal has listed this massive Florida estate for $28 million. O'Neal, 46, played for six teams during his historic career, winning three NBA championships with the Los Angeles Lakers and one with the Miami Heat.

Rip currents are powerful, narrow channels of fast-moving water prevalent along our coastal beaches. If caught in a rip current, don't fight it! Swim parallel to the shore and then swim back to land at an angle.

At a Beijing supermarket, customers don't need a card to checkout. Instead, a camera scans their faces and matches it to a sales account. After entering a mobile phone number to charge the online account, the transaction is complete.

Americans received an estimated 29.3 billion in unwanted telemarketing calls in 2016, according to a YouMail Robocall Index released this week. The Federal Trade Commission's Kati Daffin explains how to avoid these unwanted calls.

USGS volcanologist Michelle Coombs gives an update on Hawaii's Kilaeau volcano , including the raising of the aviation color code from orange to red due to the severe amount of ash in the atmosphere. It doesn't mean that a large eruption is imminent.

NIDA's Dr. Marilyn Huestis discusses new research, which used the most sophisticated driving simulator of its kind to mirror real-life situations. Results showed that marijuana use impairs one measure of driving performance.